Custer Park, Sunday, 9 August, 03:52
Partly cloudy. Feels like 64°. High 87°, low 64°.
Two-week outlook for Custer Park, IL: week one averages a high of 81.5° and week two 84.3°, so week two runs 2.9° warmer than week one. Around 0.8 inches of precipitation are expected over the 14 days, across 6 wet days. The nearest weekend, August 9: 87°, with precipitation.
| Week | High | Low | Precipitation | Vs normal |
|---|---|---|---|---|
| 1st (August 9 – August 15) | 81.5° | 65.6° | 0.7 in / 5 d | — |
| 2nd (August 16 – August 22) | 84.3° | 67° | 0.1 in / 1 d | — |
Custer Park, Monday, 10 August
Light rain. High 91°, low 73°.
Custer Park, Tuesday, 11 August
Light rain. High 86°, low 71°.
Custer Park, Wednesday, 12 August
Light rain. High 82°, low 70°.
Custer Park, Thursday, 13 August
Rain. High 76°, low 61°.
Custer Park, Friday, 14 August
Rain. High 74°, low 59°.
Custer Park, Saturday, 15 August
Light rain. High 75°, low 62°.
Custer Park, Sunday, 16 August
Light rain. High 78°, low 61°.
Custer Park, Monday, 17 August
Light rain. High 81°, low 64°.
Custer Park, Tuesday, 18 August
Partly cloudy. High 79°, low 63°.
Custer Park, Wednesday, 19 August
Light rain. High 85°, low 66°.
Custer Park, Thursday, 20 August
Overcast. High 90°, low 73°.
Custer Park, Friday, 21 August
Mostly clear. High 86°, low 73°.
Custer Park, Saturday, 22 August
Clear. High 92°, low 69°.
Week one is solid for planning — accuracy is high. Week two shows the trend: go by the averages and the comparison with normal, and check the details closer to the date.
It is the gap between the forecast and the climate normal for those same dates in Custer Park, IL, computed over 60 years. A positive value means the week runs warmer than usual.
Saturday and Sunday plans are what people check most, so we give them their own cards with temperature and precipitation.